{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005062","487:4870007266","487:4870005809","487:4870004630","487:4870005059","487:4870005512","487:4870007126","487:4870004924","487:4870005668","487:4870004929","487:4870008151","487:4870006379","487:4870005800","487:4870006231","487:4870005503","487:4870004776","487:4870006537","487:4870005950","487:4870006683","487:4870005943","487:4870007122","487:4870005655","487:4870005795","487:4870005223","487:4870005651"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.2763276426739795,0.2664967027820467,0.2118053549705824,0.18501935385246418,0.18050713708360744,0.17361005001083968,0.16320842947473269,0.15877581173141472,0.13678810960960341,0.12549050991267374,0.11141326504960551,0.10890348806778663,0.10343854972079211,0.10180364684357951,0.10048686593255232,0.0970857123881986,0.09205293344584042,0.09030456666647639,0.08666322793627639,0.07887134481184258,0.078360113841443,0.07752244059347708,0.07745567868498125,0.0769664057273952,0.07509744055253191],"twin_dists":[0.2082992446349133,0.21121228828089952,0.22882156595797642,0.2385801644819882,0.2403193920397267,0.2430384131282531,0.24728915357209924,0.24916020545800502,0.25905465945905726,0.2646079225953627,0.27208682665303224,0.2734956407042673,0.2766526301660029,0.27762228451568305,0.27841214455219754,0.2804904722127245,0.28367344180561904,0.28481136001850993,0.28723853962150375,0.29271861524386383,0.2930930954583902,0.29371096371938366,0.2937604379828532,0.2941240673293579,0.2955304618067404],"n_dims_used":43,"mean_confidence":0.9009452642396439},"coverage":{"mean_confidence":0.9009452642396439,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}